Elliptical Mirror, Broadband Dielectric, 25.4 mm x 35.9 mm, 488-694 nm

Technical Specs

  • Wavelength Region
    VIS
  • Wavelength Range
    488-694 nm
  • Mirror Shape
    Elliptical
  • Mirror Size
    25.4 x 35.9 mm
  • Thickness
    6.0 mm  
  • Material
    N-BK7
  • Coating Type
    Broadband Dielectric
  • Coating Code
    BD.1
  • Surface Quality
    40-20 scratch-dig
  • Surface Flatness
    λ/10 at 632.8 nm
  • Substrate Number
    10E20
  • Angle of Incidence
    0-45°
  • Clear Aperture
    ≥central 80% of diameter
  • Back Surface
    Ground
  • Reflectivity
    Rs (avg)>99%, Rp (ave)>98% @ 488-694 nm
  • Damage Threshold
    500 W/cm² CW, 3 J/cm², 10 ns pulses, 10 Hz, at 532 nm
  • Thickness Tolerance
    ±0.2 mm
  • Chamfers
    0.38–1.14 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning
  • Minor Axis
    25.4 mm
  • Major Axis
    35.9 mm